pair,contact1,contact2,flow1,flow2 6wnt_z_,1,3,1,1 6wnt_z_,4,37,1,1 6wnt_z_,5,57,1,1 6wnt_z_,6,35,1,1 6wnt_z_,7,55,1,1 6wnt_z_,8,32,1,1 6wnt_z_,8,33,1,1 6wnt_z_,9,53,1,1 6wnt_z_,16,19,1,1 6wnt_z_,16,20,1,1 6wnt_z_,17,21,1,1 6wnt_z_,18,22,1,1 6wnt_z_,19,23,1,1 6wnt_z_,20,24,1,1 6wnt_z_,21,25,1,1 6wnt_z_,22,26,1,1 6wnt_z_,23,27,1,1 6wnt_z_,23,28,1,1 6wnt_z_,29,33,1,1 6wnt_z_,30,33,1,1 6wnt_z_,36,37,1,1 6wnt_z_,38,40,1,1 6wnt_z_,40,43,1,1 6wnt_z_,40,44,1,1 6wnt_z_,41,45,1,1 6wnt_z_,42,45,1,1 6wnt_z_,42,46,1,1 6wnt_z_,43,47,1,1 6wnt_z_,44,48,1,1 6wnt_z_,50,53,1,1